Table 1 The summary of rescue, treatment, rehabilitation, release, and post-release monitoring in two severely injured Asiatic black bears (Ursus thibetanus) in the Republic of Korea
Bear-01 | ||||||
Sex | Age | Rescue | Surgery | Recovery | Rehabilitation | Release |
Female | 6 years | 104 kg, broad muscle necrosis and ruptures of the snared ankle on the right thoracic limb with myiasis (8/9/2017) | The elbow disarticulation (9/9/2017) | 1. Small cage (22 days) 2. Indoor room (15 days) Completely healed around 30 days after surgery | Preparation for returning to nature and behavior assessment in outdoor enclosure (8 days) | Jirisan NP (45 days after surgery; 24/10/2017) |
Post-release monitoring (radio-tracking and field survey) | ||||||
DMD (km) | HR for 95% MCP (km2) | HR for 95% Kernel (km2) | HR for 50% Kernel (km2) | Note | ||
The first 30 days: 1.3 ± 1.6 Summer 2018: 1.6 ± 1.8 Autumn 2018: 2.1 ± 2.2 Spring 2019: 1.6 ± 2.3 Summer 2019: 2.8 ± 2.4 Autumn 2019: 1.1 ± 1.6 | The first 30 days: 9.4 Summer 2018: 41.7 Autumn 2018: 56.9 Spring 2019: 50.1 Summer 2019: 72.5 Autumn 2019: 82.4 Annual 2019: 68.3 | The first 30 days: 56.9 Summer 2018: 138.7 Autumn 2018: 189.9 Spring 2019: 229.6 Summer 2019: 250.1 Autumn 2019: 317.7 Annual 2019: 265.8 | The first 30 days: 10.5 Summer 2018: 30.5 Autumn 2018: 53.3 Spring 2019: 64.2 Summer 2019: 67.5 Autumn 2019: 71.6 Annual 2019: 67.8 | Parturition of four cubs after releasing into the wild (two in 2018, two in 2020; confirmed by unmanned camera and field survey) 105 kg (confirmed by capturing it with a culvert trap, 10/8/2019) | ||
Bear-02 | ||||||
Sex | Age | Rescue | Surgery | Recovery | Rehabilitation | Release |
Male | 3 years | 110 kg, comminuted fracture of left humerus (8/9/2017) | Fixation of two locking compression plates with screws + autologous bone chips + rhBMP-2 (17/5/2018) | 1. Small cage (48 days) 2. Indoor room (26 days) Completely healed around 60 days after surgery | Preparation for returning to nature and behavior assessment in outdoor enclosure (25 days) | Jirisan NP (99 days after surgery; 26/8/2018) |
Post-release monitoring (radio-tracking and field survey) | ||||||
DMD (km) | HR for 95% MCP (km2) | HR for 95% Kernel (km2) | HR for 50% Kernel (km2) | Note | ||
The first 30 days: 2.9 ± 2.1 Autumn 2018: 1.9 ± 1.7 Spring 2019: 1.4 ± 2.1 Summer 2019: 3.7 ± 2.5 Autumn 2019: 0.8 ± 1.0 | The first 30 days: 36.9 Autumn 2018: 106.7 Spring 2019: 95.6 Summer 2019: 419.6 Autumn 2019: 24.6 Annual 2019: 179.9 | The first 30 days: 170.6 Autumn 2018: 215.8 Spring 2019: 247.1 Summer 2019: 1131.1 Autumn 2019: 82.5 Annual 2019: 486.9 | The first 30 days: 40.5 Autumn 2018: 59.2 Spring 2019: 53.4 Summer 2019: 213.1 Autumn 2019: 19.2 Annual 2019: 95.2 | 143 kg (confirmed by winter den capturing, 26/2/2018) 165 kg (confirmed by winter den capturing, 27/2/2019) | ||